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The Earth's spherical shape was discovered in ancient Greece and has been repeatedly confirmed over the centuries since. Modern flat Earthers have used social media sites such as YouTube to spread pseudoscientific conspiracy theories claiming the shape of the Earth is a flat disc. [1]
Rak Mesba is a partial ancient alien Alderson Disk in Orion's Arm, a multi-authored online science fiction world-building project. [ 6 ] A disk-shaped planet similar to an Alderson disk (though far smaller) served as the homeworld of the fantasy "Aysle" setting (or "cosm") of West End Games ' Torg roleplaying game .
The Taipei Astronomical Museum (traditional Chinese: 臺北市立天文科學教育館; simplified Chinese: 台北市立天文科学教育馆; pinyin: Táiběishìlì ...
A 1766 Benjamin Martin mechanical model, or orrery, on display at the Harvard Collection of Historical Scientific Instruments. Solar System models, especially mechanical models, called orreries, that illustrate the relative positions and motions of the planets and moons in the Solar System have been built for centuries.
Data may be based on each planet's geometric center or a planetary-system barycenter. The use of Chebyshev polynomials enables highly precise, efficient calculations for any given point in time. DE405 calculation for the inner planets "recovers" accuracy of about 0.001 seconds of arc (arcseconds) (equivalent to about 1 km at the distance of ...
Amid a freeze in military-to-military contacts, China is accusing the United States of militarizing outer space, a day after it protested the passage of a U.S. Navy P-8A Poseidon anti-submarine ...
The ancient Hebrews, like all the ancient peoples of the Near East, believed the sky was a solid dome with the Sun, Moon, planets and stars embedded in it. [4] In biblical cosmology, the firmament is the vast solid dome created by God during his creation of the world to divide the primal sea into upper and lower portions so that the dry land could appear.
In the future, Taiwan’s satellite system could replace third-party deals, but Wu, the space agency director, declined to provide more specific details about the project’s timeline.